diff options
author | David Ahern <david.ahern@oracle.com> | 2015-03-19 16:05:57 -0400 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2015-03-19 21:54:49 -0400 |
commit | 5b0d4b5514bbcce69b516d0742f2cfc84ebd6db3 (patch) | |
tree | 2bb8ddcb4b95ff266e21ca57ba3248d22a943f6c /arch/sparc | |
parent | b314acaccd7e0d55314d96be4a33b5f50d0b3344 (diff) |
sparc: perf: Remove redundant perf_pmu_{en|dis}able calls
perf_pmu_disable is called by core perf code before pmu->del and the
enable function is called by core perf code afterwards. No need to
call again within sparc_pmu_del.
Ditto for pmu->add and sparc_pmu_add.
Signed-off-by: David Ahern <david.ahern@oracle.com>
Acked-by: Bob Picco <bob.picco@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
-rw-r--r-- | arch/sparc/kernel/perf_event.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c index 46a5e4508752..6dc4e793df4c 100644 --- a/arch/sparc/kernel/perf_event.c +++ b/arch/sparc/kernel/perf_event.c | |||
@@ -1101,7 +1101,6 @@ static void sparc_pmu_del(struct perf_event *event, int _flags) | |||
1101 | int i; | 1101 | int i; |
1102 | 1102 | ||
1103 | local_irq_save(flags); | 1103 | local_irq_save(flags); |
1104 | perf_pmu_disable(event->pmu); | ||
1105 | 1104 | ||
1106 | for (i = 0; i < cpuc->n_events; i++) { | 1105 | for (i = 0; i < cpuc->n_events; i++) { |
1107 | if (event == cpuc->event[i]) { | 1106 | if (event == cpuc->event[i]) { |
@@ -1127,7 +1126,6 @@ static void sparc_pmu_del(struct perf_event *event, int _flags) | |||
1127 | } | 1126 | } |
1128 | } | 1127 | } |
1129 | 1128 | ||
1130 | perf_pmu_enable(event->pmu); | ||
1131 | local_irq_restore(flags); | 1129 | local_irq_restore(flags); |
1132 | } | 1130 | } |
1133 | 1131 | ||
@@ -1361,7 +1359,6 @@ static int sparc_pmu_add(struct perf_event *event, int ef_flags) | |||
1361 | unsigned long flags; | 1359 | unsigned long flags; |
1362 | 1360 | ||
1363 | local_irq_save(flags); | 1361 | local_irq_save(flags); |
1364 | perf_pmu_disable(event->pmu); | ||
1365 | 1362 | ||
1366 | n0 = cpuc->n_events; | 1363 | n0 = cpuc->n_events; |
1367 | if (n0 >= sparc_pmu->max_hw_events) | 1364 | if (n0 >= sparc_pmu->max_hw_events) |
@@ -1394,7 +1391,6 @@ nocheck: | |||
1394 | 1391 | ||
1395 | ret = 0; | 1392 | ret = 0; |
1396 | out: | 1393 | out: |
1397 | perf_pmu_enable(event->pmu); | ||
1398 | local_irq_restore(flags); | 1394 | local_irq_restore(flags); |
1399 | return ret; | 1395 | return ret; |
1400 | } | 1396 | } |